Lakes in Hautes-Pyrénées, France
Find lakes in Hautes-Pyrénées: county page for 15 named lakes in France. Official surface phosphorus, chlorophyll-a, and Secchi — not a swim-safety class and not a LakeQuality letter.
Lake map
Loading map…
Named lakes
| Lake | Place | Total phosphorus | Chlorophyll-a | Secchi | Year |
|---|---|---|---|---|---|
| Barrage de L'Arrêt Darré | Hautes-Pyrénées | 19 µg/L | 2.0 µg/L | 2.3 m | 2021 |
| Barrage de Puydarrieux | Hautes-Pyrénées | 31 µg/L | 2.8 µg/L | 1.4 m | 2024 |
| Barrage du Louet | Hautes-Pyrénées | 17 µg/L | 3.4 µg/L | 2.5 m | 2022 |
| Lac Bleu | Hautes-Pyrénées | — | 1.0 µg/L | 15 m | 2022 |
| Lac D'Antin | Hautes-Pyrénées | 106 µg/L | 8.5 µg/L | 1.5 m | 2024 |
| Lac D'Aubert | Hautes-Pyrénées | — | 1.0 µg/L | 7.8 m | 2021 |
| Lac D'Orédon | Hautes-Pyrénées | — | 1.0 µg/L | 8.9 m | 2023 |
| Lac de Bours-Bazet | Hautes-Pyrénées | 21 µg/L | 0.80 µg/L | 3.0 m | 2024 |
| Lac de Caillauas | Hautes-Pyrénées | — | 1.0 µg/L | 11 m | 2020 |
| Lac de Cap de Long | Hautes-Pyrénées | — | 1.0 µg/L | 9.8 m | 2024 |
| Lac de L'Oule | Hautes-Pyrénées | — | 1.0 µg/L | 11 m | 2020 |
| Lac de Lourdes | Hautes-Pyrénées | 29 µg/L | 13 µg/L | 2.7 m | 2022 |
| Lac de Migouélou | Hautes-Pyrénées | — | 1.0 µg/L | 12 m | 2022 |
| Petit Lac de Gabas | Hautes-Pyrénées | 25 µg/L | 5.7 µg/L | 1.1 m | 2023 |
| Réservoir de Castelnau Magnoac | Hautes-Pyrénées | 10 µg/L | 3.0 µg/L | 3.2 m | 2024 |
Frequently asked questions
- How many named lakes are in Hautes-Pyrénées?
- 15 named lakes in Hautes-Pyrénées, France, have official phosphorus, chlorophyll-a, and Secchi, 2020–2024. Values are measurements, not a LakeQuality A–F grade.
- Does LakeQuality grade lakes in Hautes-Pyrénées?
- No. Hautes-Pyrénées pages show official phosphorus, chlorophyll-a, and Secchi from the publishing authority. A letter on the LakeQuality scale would be an invention.